ATC-300+ CONTROLLER

ATC-300+ CONTROLLER ATS ATC Breaker / Contactor

Request A Price Find Dealer

Key Specs

Rating Range
120 to 600V, single phase and three phase @ 50/60 Hz
120 to 600V, single phase and three phase @ 50/60 Hz
Transfer Type
Switch application dependent
Switch application dependent
Switch Type
Switch application dependent
Switch application dependent

Features At A Glance

Cat

Product Features

  • Auxiliary relay contacts:
    • Source 1 present 2NO and 2NC
    • Source 2 present 2NO and 2NC

  • Source 1 and source 2 sensing:
    • Undervoltage / underfrequency
    • Overvoltage / overfrequency
    • Three-phase rotation protection
    • Three-phase voltage unbalance/loss

  • Pre-transfer signal contacts 1NO and 1NC
  • Go to emergency (Source 2)
  • Seven field-programmable time delays
  • LCD-based display for programming, system diagnostic and help message display
  • Mimic diagram with source available and connected LED indication
  • Time-stamped history log
  • System test pushbutton
  • Programmable plant exercise (off, daily, 7,14 and 28 day) interval selectable run time 0-600 minutes no load/load with fail-safe
  • Integral overcurrent protection (optional)
  • In-phase transition
  • Stainless steel cover for controller (optional)
  • Communications via RS-232 or Modbus through an integrated RS-485 port (optional)

Product Specifications for ATC-300+ CONTROLLER

Rating Range 120 to 600V, single phase and three phase @ 50/60 Hz 120 to 600V, single phase and three phase @ 50/60 Hz
Transfer Type Switch application dependent Switch application dependent
Switch Type Switch application dependent Switch application dependent
Input Control Voltage 65 to 145 Vac 50/60 hZ 65 to 145 Vac 50/60 hZ
Voltage Measurements of Utility Source 1 VAB Source 2 VAB
Source 1 VAC Source 2 VBC
Source 1 VCA Source 2 VCA
Source 1 VAB Source 2 VAB
Source 1 VAC Source 2 VBC
Source 1 VCA Source 2 VCA
Voltage Measurement Range 0 to 790 VAC rms (50/60 Hz) 0 to 790 VAC rms (50/60 Hz)
Voltage Measurement Accuracy +/-2% of nominal input voltage +/-2% of nominal input voltage
Frequency Measurements Of Source 1 and Source 2 Source 1 and Source 2
Frequency Measurement Range 40 Hz to 70 Hz 40 Hz to 70 Hz
Frequency Measurement Accuracy +/- 0.1 Hz +/- 0.1 Hz
Undervoltage Dropout 50% to 90% of nominal voltage 50% to 90% of nominal voltage
Undervoltage Pickup (Dropout +2%) to 99% of the nominal system voltage (Dropout +2%) to 99% of the nominal system voltage
Underfrequency Dropout Range 90 to 97% of the nominal system frequency 90 to 97% of the nominal system frequency
Underfrequency Pickup Range (Dropout +1 Hz) to 99% of the nominal system frequency (Dropout +1 Hz) to 99% of the nominal system frequency
Overfrequency Dropout Range 103 to 110% of the nominal system frequency 103 to 110% of the nominal system frequency
Overfrequency Pickup Range 101% to (dropout - 1 Hz) of the nominal system frequency 101% to (dropout - 1 Hz) of the nominal system frequency
Operating Temperature Range -20 to 70 degree C (-4 to +158 degree F) -20 to 70 degree C (-4 to +158 degree F)
Storage Temperature Range -30 to 85 degree C (-22 to +185 degree F) -30 to 85 degree C (-22 to +185 degree F)
Operating Humidity 0 to 95% relative humidity (noncondensing) 0 to 95% relative humidity (noncondensing)
Operating Environment Resistant to ammonia, methane, nitrogen,hydrogen and hydrocarbons Resistant to ammonia, methane, nitrogen,hydrogen and hydrocarbons
Generator Start Relay 5A, 1/6 hp @ 250 Vac Vac 5A @ 30 Vdc with a 150W maximum load 5A, 1/6 hp @ 250 Vac Vac 5A @ 30 Vdc with a 150W maximum load
K1, K2 Relays
10A, 1-3 hp @ 250 Vac
10A@30 Vdc

10A, 1-3 hp @ 250 Vac
10A@30 Vdc
Applicable Testing UL-recognized component
Meets intent of UL 991 & UL 1008
Meets IEC 1000-4-2, 1000-4-3, 1000-4-4
UL-recognized component
Meets intent of UL 991 & UL 1008
Meets IEC 1000-4-2, 1000-4-3, 1000-4-4
Applicable Testing Continued 1000-4-5, 1000-4-6, 1000-4-11
CISPR 11, Class A
FCC Part 15, Class A
CSS 22.2-178
1000-4-5, 1000-4-6, 1000-4-11
CISPR 11, Class A
FCC Part 15, Class A
CSS 22.2-178
Enclosure Compatibility NEMA 1, NEMA 3R and NEMA 12
UV-resistant ATC-300+ faceplate
NEMA 1, NEMA 3R and NEMA 12
UV-resistant ATC-300+ faceplate

Product Brochures and More Are Ready to Download!

See how ATC-300+ CONTROLLER compares against frequently compared products.

Tools And Expert Help At Every Turn

Generator Set Inventory

View your local dealer's inventory to fit your power needs

Learn More

Customize Your Generator Set

Build and customize your own generator set to perfectly fit your needs.

Learn More

Size Your Generator Set

Find the right generator for your power and project needs.

Learn More

Technical Resources

Explore valuable resources for generator sizing, specification, and training materials.

Learn More

Media Gallery

ATC-300+ CONTROLLER

ATC-300+ CONTROLLER

Check out current offers for the ATC-300+ CONTROLLER

View More Offers